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Finding the Fourth Proportional to 8,296.56, 12,445.44 and 3,300.88

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Solution

The fourth proportional to 8,296.56, 12,445.44 and 3,300.88 is: 4,951.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,296.56 : 12,445.44 = 3,300.88 : x
  2. Step 2: Convert to fraction form
    8,296.56/12,445.44 = 3,300.88/x
  3. Step 3: Cross multiply
    8,296.56x = 12,445.44 × 3,300.88
  4. Step 4: Simplify right side
    8,296.56x = 41,080,903.99
  5. Step 5: Solve for x
    x = 41,080,903.99/8,296.56
  6. Step 6: Final answer
    x = 4,951.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.